package com.foreknow.test_String;

public class StringDemo02 {
    public static void main(String[] args) {
        String s1 = "haha";
        String s2 = "haha";
        String s3 = new String("haha");
        String s4 = new String("haha");
        String s5 = "ha" + "ha";
        String s6 = new String("ha") + "ha";
        System.out.println(s1 == s2);
        System.out.println(s1 == s3);
        System.out.println(s1 == s4);
        System.out.println(s1 == s5);
        System.out.println(s1 == s6);
        System.out.println(s3 == s4);
        System.out.println(s3 == s5);
        System.out.println(s3 == s6);
        System.out.println(s4 == s5);
        System.out.println(s4 == s6);
        System.out.println(s5 == s6);
    }
}
